/* =====================================
   THEME VARIABLES
===================================== */
:root {
    --page-bg: linear-gradient(135deg, #2563eb, #1e293b);
    --card-bg: #ffffff;
    --text-color: #0f172a;
    --muted-color: #6b7280;
    --input-bg: #ffffff;
    --input-text: #0f172a;
    --border-color: #dee2e6;
    --header-bg: #2563eb;
}

body.dark {
    --page-bg: linear-gradient(135deg, #020617, #1e293b);
    --card-bg: #1e293b;
    --text-color: #e2e8f0;
    --muted-color: #94a3b8;
    --input-bg: #334155;
    --input-text: #f8fafc;
    --border-color: #475569;
    --header-bg: #1d4ed8;
}

/* =====================================
   BODY & BASE LAYOUT
===================================== */
body {
    background: var(--page-bg);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: "Segoe UI", sans-serif;
    color: var(--text-color);
    transition: background 0.3s ease, color 0.3s ease;
    margin: 0;
}

/* =====================================
   CARDS (LOGIN & SIGNUP)
===================================== */
.login-card,
.signup-card {
    width: 100%;
    background: var(--card-bg);
    color: var(--text-color);
    border-radius: 16px;
    overflow: hidden;
    transition: background 0.3s ease;
}

.login-card {
    max-width: 420px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.signup-card {
    max-width: 450px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

/* =====================================
   HEADER & LOGO
===================================== */
.login-header,
.signup-header {
    background: var(--header-bg);
    color: #ffffff;
    text-align: center;
    padding: 20px;
    transition: background 0.3s ease;
}

.login-header img {
    display: block;
    margin: 0 auto;
}

.login-header h4 {
    margin: 0;
    font-weight: 600;
}

.logo {
    height: 100px;
    object-fit: contain;
}

/* =====================================
   FORMS & INPUTS
===================================== */
.form-control {
    border-radius: 10px;
    background: var(--input-bg);
    color: var(--input-text);
    border: 1px solid var(--border-color);
    transition: border-color 0.2s ease, background 0.3s ease;
}

.form-control::placeholder {
    color: var(--muted-color);
}

.form-control:focus,
.form-control:focus-visible {
    background: var(--input-bg);
    color: var(--input-text);
    border-color: #2563eb;
    box-shadow: none;
    outline: none;
}

.input-group-text {
    cursor: pointer;
    background: var(--input-bg);
    color: var(--muted-color);
    border-color: var(--border-color);
    transition: background 0.3s ease, border-color 0.3s ease;
}

.input-group-text i {
    pointer-events: none;
}

.form-label,
.form-check-label {
    color: var(--text-color);
}

/* =====================================
   BUTTONS
===================================== */
.btn,
.btn-primary,
.btn-outline-primary {
    border-radius: 10px;
}

/* =====================================
   TYPOGRAPHY & LINKS
===================================== */
small,
.footer-text {
    color: var(--muted-color);
}

.footer-text {
    font-size: 12px;
    text-align: center;
}

a {
    color: #2563eb;
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    text-decoration: underline;
}

body.dark a {
    color: #60a5fa;
}

/* =====================================
   ALERTS (DARK MODE)
===================================== */
body.dark .alert {
    color: #e2e8f0;
}

body.dark .alert-danger {
    background: #450a0a;
    border-color: #7f1d1d;
}

body.dark .alert-success {
    background: #064e3b;
    border-color: #047857;
}

/* =====================================
   WIZARD / STEP FORM
===================================== */
.step2 {
    display: none;
}

/* =====================================
   RESPONSIVE MEDIA QUERIES
===================================== */
@media (max-width: 480px) {
    .login-card,
    .signup-card {
        margin: 15px;
        width: auto; /* Ensures margins don't break the card width on tiny screens */
    }
}

.otp-container {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.otp-box {
    width: 45px;
    height: 50px;
    text-align: center;
    font-size: 22px;
    font-weight: bold;
    border: 2px solid #ccc;
    border-radius: 8px;
    outline: none;
    transition: 0.2s;
}

.otp-box:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 5px rgba(13,110,253,.4);
}
.logo-dark {
    display: none!important;
}

body.dark .logo-light {
    display: none!important;
}
body.dark .logo-dark {
    display: block!important;
}