:root {
    --primary: #1a1f4a;
    --secondary: #6366f1;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    --light: #f8fafc;
    --dark: #0f172a;
    --border: #e2e8f0;
    --shadow: rgba(15, 23, 42, 0.08);
    --text: #334155;
    --text-muted: #64748b;
}

/* Dark mode mapping from your file */
body.staff-dark-mode {
    --light: #1e293b;
    --dark: #0f172a;
    --border: #334155;
    --shadow: rgba(0, 0, 0, 0.3);
    --text: #e2e8f0;
    --text-muted: #94a3b8;
}

/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Page */
.fp-page {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--light);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    transition: background 0.25s ease;
}

/* Container + Card */
.fp-container {
    max-width: 480px;
    width: 100%;
}

.fp-card {
    background: var(--light);
    border-radius: 16px;
    box-shadow: 0 8px 32px var(--shadow);
    overflow: hidden;
    border: 1px solid var(--border);
    animation: fp-fadeIn 0.45s ease-out;
}

/* Keyframes */
keyframes fp-fadeIn {
    from

{
    opacity: 0;
    transform: translateY(-16px);
}

to {
    opacity: 1;
    transform: translateY(0);
}

}

/* Header */
.fp-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 36px 28px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

    .fp-header::before {
        content: '';
        position: absolute;
        top: -40%;
        right: -40%;
        width: 180%;
        height: 180%;
        background: radial-gradient(circle, rgba(99,102,241,0.12) 0%, transparent 70%);
        animation: fp-rotate 20s linear infinite;
    }

keyframes fp-rotate {
    from

{
    transform: rotate(0deg);
}

to {
    transform: rotate(360deg);
}

}

.fp-header-icon {
    width: 76px;
    height: 76px;
    margin: 0 auto 18px;
    background: rgba(99,102,241,0.08);
    backdrop-filter: blur(6px);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    z-index: 1;
}

    .fp-header-icon i {
        font-size: 34px;
        color: var(--light);
    }

.fp-header-title {
    margin: 0 0 8px 0;
    font-weight: 800;
    font-size: 24px;
    color: white;
}

.fp-header-subtitle {
    margin: 0;
    font-size: 14px;
    color: rgba(255,255,255,0.9);
}

/* Body */
.fp-body {
    padding: 32px 28px;
    background: var(--light);
    color: var(--text);
}

/* Info box */
.fp-info-box {
    background: linear-gradient(135deg, rgba(99,102,241,0.04) 0%, rgba(99,102,241,0.02) 100%);
    border-left: 4px solid var(--secondary);
    padding: 14px 16px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    gap: 12px;
    box-shadow: 0 2px 8px var(--shadow);
}

.fp-info-icon {
    color: var(--secondary);
    font-size: 18px;
    margin-top: 2px;
}

.fp-info-text {
    color: var(--text);
    font-size: 14px;
    line-height: 1.6;
}

/* Form */
.fp-form-group {
    margin-bottom: 18px;
}

.fp-label {
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.fp-label-icon {
    font-size: 14px;
    color: var(--secondary);
}

.fp-input {
    width: 100%;
    border: 2px solid var(--border);
    border-radius: 10px;
    padding: 12px 14px;
    font-size: 15px;
    transition: all 0.18s ease;
    background: var(--light);
    color: var(--text);
    outline: none;
    font-family: inherit;
}

    .fp-input::placeholder {
        color: var(--text-muted);
        opacity: 0.95;
    }

    .fp-input:focus {
        border-color: var(--secondary);
        box-shadow: 0 0 0 4px rgba(99,102,241,0.06);
        background: var(--light);
    }

/* Button */
.fp-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border: none;
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 15px;
    font-weight: 700;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 6px 18px var(--shadow);
    position: relative;
    overflow: hidden;
    transition: transform 0.16s ease, box-shadow 0.16s ease;
}

    .fp-btn::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
        transition: left 0.45s ease;
    }

    .fp-btn:hover::before {
        left: 100%;
    }

    .fp-btn:hover {
        transform: translateY(-3px);
        box-shadow: 0 10px 28px var(--shadow);
    }

    .fp-btn:disabled {
        opacity: 0.7;
        cursor: not-allowed;
        transform: none;
    }

.fp-btn-icon, .fp-btn-text {
    position: relative;
    z-index: 1;
}

/* Back link */
.fp-back-link-wrapper {
    text-align: center;
    margin-top: 8px;
}

.fp-back-link {
    color: var(--danger);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 14px;
    padding: 8px 10px;
    border-radius: 8px;
    transition: all 0.16s ease;
}

    .fp-back-link:hover {
        background: rgba(239,68,68,0.06);
        transform: translateX(-2px);
        color: var(--danger);
    }

/* Spinner */
.fp-spinner {
    animation: fp-spin 1s linear infinite;
}

keyframes fp-spin {
    from

{
    transform: rotate(0deg);
}

to {
    transform: rotate(360deg);
}

}

/* SweetAlert2 overrides using your variables */
.swal2-popup {
    border-radius: 12px !important;
    font-family: 'Inter', 'Segoe UI', sans-serif !important;
}

.swal2-title {
    font-weight: 800 !important;
    font-size: 20px !important;
    color: var(--text) !important;
}

.swal2-html-container {
    color: var(--text-muted) !important;
}

.swal2-confirm {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%) !important;
    border-radius: 8px !important;
    padding: 8px 22px !important;
    font-weight: 700 !important;
    box-shadow: 0 6px 18px var(--shadow) !important;
}

/* Responsive */
media (max-width: 576px) {
    .fp-header

{
    padding: 24px 18px;
}

.fp-header-icon {
    width: 64px;
    height: 64px;
    border-radius: 12px;
}

.fp-header-title {
    font-size: 20px;
}

.fp-body {
    padding: 20px;
}

.fp-input {
    padding: 10px 12px;
    font-size: 14px;
}

.fp-btn {
    padding: 10px 12px;
    font-size: 14px;
}
}
/* ANIMATION CHO SPINNER - THÊM VÀO CUỐI FILE CSS */
@keyframes fp-spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.fp-spinner {
    animation: fp-spin 1s linear infinite;
}