:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #ffffff;
    --accent: #0f172a;
    --bg: #f8fafc;
    --bg-soft: #f1f5f9;
    --text: #0f172a;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --border-strong: #cbd5e1;
    --success: #16a34a;
    --danger: #ef4444;
    --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-sm: 0 8px 20px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 20px 50px rgba(15, 23, 42, 0.10);
    --shadow-lg: 0 30px 80px rgba(15, 23, 42, 0.12);
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition: 0.28s cubic-bezier(.4, 0, .2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
}

body {
    background:
        radial-gradient(circle at top left, rgba(37, 99, 235, 0.07), transparent 24%),
        radial-gradient(circle at bottom right, rgba(15, 23, 42, 0.05), transparent 24%),
        linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%), url('/images/BRND_Logo.png');
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 24px;
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.login-container {
    width: 100%;
    max-width: 500px;
    border: 1px solid var(--border);
    padding: 36px 32px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow-lg);
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.login-container::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(37, 99, 235, 0.05), transparent 38%, rgba(15, 23, 42, 0.03));
    pointer-events: none;
}

.login-container::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.8);
    pointer-events: none;
}

h1 {
    color: var(--text);
    margin-bottom: 28px;
    font-size: 32px;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    text-align: center;
    position: relative;
    z-index: 1;
}

.input-group {
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
}

input {
    width: 100%;
    height: 48px;
    padding: 0 15px;
    border: 1px solid var(--border-strong);
    background-color: #ffffff;
    color: var(--text);
    font-size: 15px;
    outline: none;
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    box-shadow: var(--shadow-xs);
}

input::placeholder {
    color: #94a3b8;
}

input:focus {
    border-color: rgba(37, 99, 235, 0.55);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
    background: #fff;
}

button {
    width: 100%;
    height: 48px;
    padding: 0 16px;
    background: linear-gradient(180deg, #3b82f6 0%, #2563eb 100%);
    color: #ffffff;
    border: 1px solid #2563eb;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -0.01em;
    cursor: pointer;
    margin-top: 10px;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
    box-shadow: 0 12px 24px rgba(37, 99, 235, 0.20);
    position: relative;
    z-index: 1;
}

button:hover {
    background: linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%);
    border-color: #1d4ed8;
    transform: translateY(-1px);
    box-shadow: 0 16px 30px rgba(37, 99, 235, 0.24);
}

button:active {
    transform: translateY(0);
}

button:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.16), 0 12px 24px rgba(37, 99, 235, 0.20);
}

.divider {
    display: flex;
    align-items: center;
    margin: 24px 0;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    position: relative;
    z-index: 1;
}

.divider::before,
.divider::after {
    content: "";
    flex: 1;
    border-bottom: 1px solid var(--border);
    margin: 0 12px;
}

.social-login {
    display: flex;
    justify-content: center;
    gap: 14px;
    position: relative;
    z-index: 1;
}

.social-btn {
    width: 52px;
    height: 52px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition), background var(--transition);
    box-shadow: var(--shadow-xs);
}

.social-btn:hover {
    background: var(--bg-soft);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.social-btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.footer {
    text-align: center;
    margin-top: 22px;
    color: var(--text-muted);
    font-size: 14px;
    position: relative;
    z-index: 1;
}

.footer a {
    color: var(--primary);
    font-weight: 700;
    text-decoration: none;
    transition: color var(--transition);
}

.footer a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ===============================
   Select2 – Modern SaaS Styling
   =============================== */

.select2-container {
    width: 100% !important;
}

/* Main select box */
.select2-container--default .select2-selection--single {
    height: 48px !important;
    padding: 0 15px !important;
    border: 1px solid var(--border-strong) !important;
    background-color: #ffffff !important;
    font-size: 15px;
    font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
    border-radius: var(--radius-sm) !important;
    display: flex;
    align-items: center;
    box-sizing: border-box;
    box-shadow: var(--shadow-xs);
    transition: border-color var(--transition), box-shadow var(--transition);
}

/* Text inside select */
.select2-container--default
.select2-selection--single
.select2-selection__rendered {
    padding: 0 !important;
    line-height: 46px !important;
    height: 46px !important;
    color: var(--text) !important;
}

/* Arrow */
.select2-container--default
.select2-selection--single
.select2-selection__arrow {
    height: 48px !important;
    right: 10px;
}

/* Focus */
.select2-container--default.select2-container--focus
.select2-selection--single,
.select2-container--default.select2-container--open
.select2-selection--single {
    border-color: rgba(37, 99, 235, 0.55) !important;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12) !important;
}

/* Dropdown */
.select2-dropdown {
    border: 1px solid var(--border) !important;
    border-radius: 14px !important;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
    background: #ffffff;
}

.select2-results__option {
    padding: 10px 14px;
    font-size: 14px;
}

.select2-container--default .select2-results__option--highlighted[aria-selected] {
    background: #eff6ff !important;
    color: var(--primary-dark) !important;
}

/* ===============================
   RESPONSIVE
   =============================== */
@media (max-width: 576px) {
    body {
        padding: 16px;
    }

    .login-container {
        padding: 28px 20px;
        border-radius: 20px;
    }

    h1 {
        font-size: 28px;
        margin-bottom: 24px;
    }

    .social-login {
        gap: 10px;
    }

    .social-btn {
        width: 48px;
        height: 48px;
        border-radius: 12px;
    }
}