/* =========================
   CSS Variables
   ========================= */
:root {
    --main-bg: #fff;
    --main-text: #222;
    --nav-bg: #ff6200;
    --nav-text: #fff;
    --nav-accent: #FF914C;
    --card-border: #ff6200;
    --card-bg: #fff;
    --card-radius: 12px;
    --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    --btn-border: #105cd4;
    --btn-bg: transparent;
    --btn-text: #105cd4;
    --btn-radius: 10px;
}

/* =========================
   Dark Mode Variables
   ========================= */
:root {
    --main-bg-dark: #181824;
    --main-text-dark: #f3f3f3;
    --nav-bg-dark: #1a1333;
    --nav-text-dark: #f3f3f3;
    --nav-accent-dark: #FF914C;
    --card-border-dark: #FF914C;
    --card-bg-dark: #23243a;
    --card-shadow-dark: 0 4px 16px rgba(0, 0, 0, 0.25);
    --btn-border-dark: #FF914C;
    --btn-bg-dark: transparent;
    --btn-text-dark: #FF914C;
}

/* =========================
   Base Styles
   ========================= */
* {
    margin: 0;
    padding: 0;
    outline: none;
    box-sizing: border-box;
    font-family: "Inter", sans-serif;
}

body {
    width: 100%;
    padding-top: 10vh;
    position: relative;
    background: var(--main-bg);
    color: var(--main-text);
    transition: background 0.2s, color 0.2s;
}
nav .dropdown-content a:hover {
  color: darkblue !important;
  border-radius: 10px;
}
/* =========================
   Navigation Bar
   ========================= */
nav {
    width: 100%;
    height: 10vh;
    background-color: var(--nav-bg);
    position: fixed;
    top: 0;
    z-index: 99999;
    display: flex;
}

.logo {
    width: 55%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding-left: 5%;
    color: var(--nav-text);
    flex-direction: row;
}

.links {
    width: 45%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: row;
}

.links a {
    padding: 10px;
    color: var(--nav-text);
    text-decoration: none;
    cursor: pointer;
    transition: color 0.2s;
}

.links a:hover {
    color: var(--nav-accent);
}

.links ul {
    margin-bottom: 0;
}
.links ul .active_link {
    color: #181824 !important;
}

body.dark-mode .links ul .active_link {
    color: #181824 !important;
}
/* =========================
   Main Container & Cards
   ========================= */
.container {
    width: 100%;
    height: fit-content;
    padding: 15px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 310px));
    justify-content: center;
}

.card {
    border: none !important;
    background: var(--card-bg);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    transition: background 0.2s, color 0.2s, border 0.2s;
}

.back-btn {
        position: fixed;
    top: 100px;
    display: inline-block;
    text-decoration: none;
    margin: 10px;
    padding: 5px 10px;
    border: 2px solid var(--btn-border);
    border-radius: var(--btn-radius);
    background-color: var(--btn-bg);
    color: var(--btn-text);
    transition: background 0.2s, color 0.2s, border 0.2s;
}

.back-btn:hover {
    background-color: var(--btn-border);
    color: #fff;
    border-color: var(--btn-border);
}

body.dark-mode .back-btn {
    border: 2px solid var(--btn-border-dark);
    background-color: var(--btn-bg-dark);
    color: var(--btn-text-dark);
}

body.dark-mode .back-btn:hover {
    background-color: var(--btn-border-dark);
    color: #fff;
    border-color: var(--btn-border-dark);
}

/* =========================
   Search & Filter
   ========================= */
.search,
.filter {
    padding: 5px;
    margin: 20px;
    position: absolute;
    top: 10vh;
}

.search {
    right: 30px;
}

.filter {
    right: 250px;
    width: 210px;
}

/* =========================
   Dark Mode Styles
   ========================= */
body.dark-mode {
    background: var(--main-bg-dark);
    color: var(--main-text-dark);
}

body.dark-mode .logo {
    color: var(--nav-text-dark);
}

body.dark-mode .links a {
    color: var(--nav-text-dark);
}

body.dark-mode .links a:hover {
    color: var(--nav-accent-dark);
}

body.dark-mode .card {
    background: var(--card-bg-dark);
    color: var(--main-text-dark);
    box-shadow: var(--card-shadow-dark);
}

.hover-fill-bottom {
    position: relative;
    overflow: hidden;
    z-index: 1;
    transition: color 0.3s ease;
}

.hover-fill-bottom::before {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    height: 0%;
    width: 100%;
    background-color: #FF914C;
    z-index: -1;
    transition: height 0.3s ease;
}

body.dark-mode .hover-fill-bottom::before {
    background-color: #4CAF50;
}

.hover-fill-bottom:hover::before {
    height: 100%;
}


.btn-outline-primary {
    background: transparent !important;
    color: #0b5ed7 !important;
    width: 100% !important;
}

.btn-outline-primary:hover {
    background: transparent !important;
    color: white !important;
    border-color: #FF914C !important;
}

body.dark-mode .btn-outline-primary {
    background: transparent !important;
    color: white !important;
    width: 100% !important;
    border-color: white;
}

body.dark-mode .btn-outline-primary:hover {
    background: transparent !important;
    color: white !important;
    border-color: #4CAF50 !important;
}

body.dark-mode #darkModeToggle {
    background: transparent !important;
    color: white !important;
}

body.dark-mode #darkModeToggle:hover {
    background: grey !important;
}

.links .active_link {
    color: #FF914C;
}

body.dark-mode .links .active_link {
    color: #FF914C;
}

body.dark-mode #darkModeToggle {
    background: transparent !important;
    color: white !important;
}

body.dark-mode #darkModeToggle:hover {
    background: grey !important;
}

#darkModeToggle {
    background: transparent !important;
    color: white !important;
}

#darkModeToggle:hover {
    background: grey !important;
}