/* ============================================================
   AUTH — LOGIN PAGE
   ============================================================ */

*, *::before, *::after {
    margin: 0; padding: 0; box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}
html, body { width: 100%; min-height: 100%; }

/* SweetAlert2 overrides */
.swal2-popup {
    --swal2-confirm-button-background-color: #dc2626;
    --swal2-confirm-button-border-color: #dc2626;
    --swal2-cancel-button-background-color: #6b7280;
    --swal2-cancel-button-border-color: #6b7280;
    --swal2-denied-button-background-color: #ef4444;
    --swal2-denied-button-border-color: #ef4444;
}
.swal2-confirm {
    background-color: #dc2626 !important; border-color: #dc2626 !important;
    color: white !important; border-radius: 0.5rem !important;
    padding: 0.625rem 1.25rem !important; font-weight: 600 !important;
    font-size: 0.875rem !important; transition: all 0.2s ease !important;
    box-shadow: 0 1px 2px 0 rgba(0,0,0,0.05) !important;
}
.swal2-confirm:hover {
    background-color: #b91c1c !important; border-color: #b91c1c !important;
    transform: translateY(-1px) !important;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06) !important;
}
.swal2-confirm:focus { box-shadow: 0 0 0 3px rgba(220,38,38,0.5) !important; outline: none !important; }
.swal2-cancel {
    background-color: #f3f4f6 !important; border-color: #e5e7eb !important;
    color: #374151 !important; border-radius: 0.5rem !important;
    padding: 0.625rem 1.25rem !important; font-weight: 600 !important;
    font-size: 0.875rem !important; transition: all 0.2s ease !important;
}
.swal2-cancel:hover { background-color: #e5e7eb !important; border-color: #d1d5db !important; transform: translateY(-1px) !important; }
.swal2-cancel:focus { box-shadow: 0 0 0 3px rgba(107,114,128,0.3) !important; outline: none !important; }
.swal2-deny {
    background-color: #ef4444 !important; border-color: #ef4444 !important;
    color: white !important; border-radius: 0.5rem !important;
    padding: 0.625rem 1.25rem !important; font-weight: 600 !important; transition: all 0.2s ease !important;
}
.swal2-deny:hover { background-color: #dc2626 !important; transform: translateY(-1px) !important; }
.swal2-styled:active { transform: translateY(1px) !important; }
.swal2-actions { gap: 0.75rem !important; margin-top: 1.5rem !important; }
:root {
    --swal2-confirm-button-background-color: #dc2626;
    --swal2-confirm-button-hover-background-color: #b91c1c;
    --swal2-cancel-button-background-color: #6b7280;
    --swal2-cancel-button-hover-background-color: #4b5563;
    --swal2-action-button-focus-box-shadow: 0 0 0 3px rgba(220,38,38,0.5);
}

/* ── Layout ── */
body {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    display: flex; align-items: center; justify-content: center;
    overflow-x: hidden; -webkit-tap-highlight-color: transparent;
}
.login-container {
    display: flex; width: 100%; min-height: 100vh;
    background-color: white; overflow-y: auto; overflow-x: hidden;
}

/* ── Left panel ── */
.left-panel {
    flex: 1;
    background: linear-gradient(135deg, #0c40d4 0%, #1e5cf5 100%);
    padding: 40px 45px; display: flex; flex-direction: column;
    justify-content: center; color: white; position: relative;
    overflow: hidden; min-height: 100%;
}
.left-panel::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none" opacity="0.1"><path d="M0,0 L100,0 L100,100 Z" fill="white"/></svg>');
    background-size: cover; pointer-events: none;
}
.left-content { position: relative; z-index: 1; }
.system-title { font-size: 2.5rem; font-weight: 800; margin-bottom: 10px; letter-spacing: -0.5px; color: whitesmoke; }
.system-subtitle { font-size: 1rem; font-weight: 400; opacity: 0.85; margin-bottom: 40px; line-height: 1.4; }
.features-list { display: flex; flex-direction: column; gap: 24px; }
.feature-item { display: flex; align-items: center; gap: 16px; }
.feature-icon {
    width: 48px; height: 48px; background: rgba(255,255,255,0.15);
    border-radius: 12px; display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; font-size: 1.2rem; backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
}
.feature-text h4 { font-size: 1rem; font-weight: 600; margin-bottom: 4px; letter-spacing: 0.2px; color: whitesmoke; text-align: left; }

/* ── Right panel ── */
.right-panel {
    flex: 1; padding: 40px 45px; display: flex; flex-direction: column;
    justify-content: center; background: white; min-height: 100%;
}
.login-header { text-align: center; margin-bottom: 35px; }
.logo { margin-bottom: 20px; display: flex; justify-content: center; align-items: center; }
.logo img { width: 110px; height: auto; transition: transform 0.3s ease; }
.logo img:hover { transform: scale(1.05); }
.login-title { font-size: 2rem; font-weight: 800; color: #0f172a; margin-bottom: 8px; letter-spacing: -0.5px; }
.login-subtitle { color: #64748b; font-size: 0.9rem; font-weight: 500; line-height: 1.4; }

/* ── Form ── */
.form-group { margin-bottom: 22px; }
.form-label { display: block; margin-bottom: 8px; font-weight: 600; color: #334155; font-size: 0.85rem; letter-spacing: 0.3px; }
.form-control {
    width: 100%; padding: 14px 18px;
    border: 2px solid #e2e8f0; border-radius: 12px;
    font-size: 0.95rem; font-weight: 500; transition: all 0.3s;
    background-color: white; color: #1e293b; letter-spacing: 0.2px;
    -webkit-appearance: none; appearance: none;
}
.form-control::placeholder { color: #94a3b8; font-weight: 400; font-size: 0.85rem; }
.form-control:hover:not(:focus) { border-color: #cbd5e1; }
.form-control:focus { outline: none; border-color: #0c40d4; box-shadow: 0 0 0 4px rgba(12,64,212,0.1); }
.form-control.is-invalid { border-color: #ef4444; box-shadow: 0 0 0 4px rgba(239,68,68,0.1); }

/* ── Password toggle ── */
.password-container { position: relative; }
.password-toggle {
    position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
    background: none; border: none; color: #64748b; cursor: pointer;
    font-size: 1rem; padding: 8px; border-radius: 8px; transition: all 0.3s;
    display: flex; align-items: center; justify-content: center; width: 44px; height: 44px;
}
.password-toggle:hover { color: #0c40d4; background-color: rgba(12,64,212,0.08); }

/* ── Remember / forgot ── */
.form-options { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; flex-wrap: wrap; gap: 12px; }
.checkbox-container { display: flex; align-items: center; gap: 10px; cursor: pointer; min-height: 44px; }
.custom-checkbox {
    width: 22px; height: 22px; border: 2px solid #cbd5e1; border-radius: 6px;
    display: flex; align-items: center; justify-content: center; transition: all 0.3s; flex-shrink: 0;
}
.checkbox-container input:checked + .custom-checkbox { background-color: #0c40d4; border-color: #0c40d4; }
.checkbox-container input:checked + .custom-checkbox i { opacity: 1; color: white; }
.checkbox-container input { display: none; }
.checkbox-container i { font-size: 11px; opacity: 0; transition: opacity 0.2s; }
.checkbox-container span { color: #475569; font-weight: 500; font-size: 0.85rem; letter-spacing: 0.2px; }
.forgot-link {
    color: #0c40d4; text-decoration: none; font-weight: 600; font-size: 0.85rem;
    transition: all 0.3s; position: relative; letter-spacing: 0.2px;
    padding: 8px 0; min-height: 44px; display: inline-flex; align-items: center;
}
.forgot-link::after { content: ''; position: absolute; bottom: 4px; left: 0; width: 0; height: 2px; background-color: #0c40d4; transition: width 0.3s; }
.forgot-link:hover { color: #0a35b3 !important; }
.forgot-link:hover::after { width: 100%; }

/* ── Submit button ── */
.submit-btn {
    background: linear-gradient(to right, #0c40d4, #1e5cf5);
    color: white; border: none; padding: 16px 24px; border-radius: 12px;
    font-size: 1rem; font-weight: 700; cursor: pointer; width: 100%;
    transition: all 0.4s; margin-top: 10px; letter-spacing: 0.5px;
    position: relative; overflow: hidden; min-height: 56px;
}
.submit-btn::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent); transition: 0.5s;
}
.submit-btn:hover::before { left: 100%; }
.submit-btn:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(12,64,212,0.35); }
.submit-btn:active { transform: translateY(-1px); }
.submit-btn:disabled { opacity: 0.65; cursor: not-allowed; transform: none; box-shadow: none; }

/* ── Divider / Google ── */
.divider { display: flex; align-items: center; gap: 12px; margin: 22px 0; }
.divider::before, .divider::after { content: ''; flex: 1; height: 1px; background-color: #e2e8f0; }
.divider span { color: #94a3b8; font-size: 0.8rem; font-weight: 500; white-space: nowrap; }
.google-btn {
    display: flex; align-items: center; justify-content: center; gap: 12px;
    width: 100%; padding: 14px 24px; background-color: #ffffff;
    border: 2px solid #e2e8f0; border-radius: 12px; font-size: 0.95rem;
    font-weight: 600; color: #1e293b; text-decoration: none; cursor: pointer;
    transition: all 0.3s ease; min-height: 54px; letter-spacing: 0.2px;
}
.google-btn:hover { background-color: #f8fafc !important; border-color: #cbd5e1 !important; color: #1e293b !important; text-decoration: none !important; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
.google-btn:active, .google-btn:focus { background-color: #f1f5f9 !important; border-color: #cbd5e1 !important; color: #1e293b !important; text-decoration: none !important; box-shadow: none !important; outline: none !important; transform: translateY(0) !important; }
.google-btn svg { flex-shrink: 0; }

/* ── Footer links ── */
.register-link { text-align: center; margin-top: 20px; padding-top: 20px; border-top: 1px solid #e2e8f0; }
.register-link p { color: #64748b; font-size: 0.85rem; font-weight: 500; }
.register-link a { color: #0c40d4; text-decoration: none; font-weight: 700; transition: all 0.3s; }
.register-link a:hover { text-decoration: underline !important; }
.version-info { margin-top: 30px; padding-top: 18px; border-top: 1px solid #e2e8f0; text-align: center; color: #64748b; font-size: 0.75rem; font-weight: 500; letter-spacing: 0.3px; }

/* ── Scrollbar ── */
.login-container::-webkit-scrollbar { width: 6px; }
.login-container::-webkit-scrollbar-track { background: #e2e8f0; }
.login-container::-webkit-scrollbar-thumb { background: #0c40d4; border-radius: 3px; }

/* ── Animation ── */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.left-panel, .right-panel { animation: fadeInUp 0.5s ease-out; }

/* ── Responsive ── */
@media (max-width: 1024px) {
    .left-panel, .right-panel { padding: 30px 35px; }
    .system-title { font-size: 2rem; }
    .system-subtitle { font-size: 0.9rem; margin-bottom: 30px; }
    .feature-icon { width: 42px; height: 42px; font-size: 1rem; }
    .feature-text h4 { font-size: 0.9rem; }
    .features-list { gap: 18px; }
    .login-title { font-size: 1.8rem; }
    .logo img { width: 95px; }
}
@media (max-width: 768px) {
    .login-container { flex-direction: column; overflow-y: auto; -webkit-overflow-scrolling: touch; }
    .left-panel { order: 2; padding: 25px 30px; min-height: auto; }
    .right-panel { order: 1; padding: 30px 30px; min-height: auto; }
    .system-title { font-size: 1.8rem; text-align: center; }
    .system-subtitle { text-align: center; margin-bottom: 25px; }
    .features-list { gap: 15px; }
    .feature-item { gap: 12px; }
    .feature-icon { width: 38px; height: 38px; font-size: 0.9rem; }
    .feature-text h4 { font-size: 0.85rem; }
    .logo img { width: 85px; }
    .login-title { font-size: 1.6rem; }
    .login-subtitle { font-size: 0.85rem; }
    .form-control { padding: 12px 16px; font-size: 0.9rem; }
    .submit-btn { padding: 14px 20px; font-size: 0.95rem; min-height: 52px; }
}
@media (max-width: 576px) {
    .left-panel { padding: 20px 25px; }
    .right-panel { padding: 25px 25px; }
    .system-title { font-size: 1.5rem; }
    .system-subtitle { font-size: 0.8rem; margin-bottom: 20px; }
    .features-list { gap: 12px; }
    .feature-icon { width: 34px; height: 34px; font-size: 0.85rem; border-radius: 10px; }
    .feature-text h4 { font-size: 0.8rem; }
    .logo img { width: 70px; }
    .login-title { font-size: 1.4rem; }
    .login-subtitle { font-size: 0.75rem; }
    .form-group { margin-bottom: 18px; }
    .form-label { font-size: 0.8rem; margin-bottom: 6px; }
    .form-control { padding: 11px 14px; font-size: 0.85rem; }
    .form-control::placeholder { font-size: 0.8rem; }
    .password-toggle { width: 40px; height: 40px; right: 12px; }
    .checkbox-container span { font-size: 0.8rem; }
    .forgot-link { font-size: 0.8rem; }
    .submit-btn { padding: 12px 18px; font-size: 0.9rem; min-height: 48px; }
    .version-info { margin-top: 20px; padding-top: 12px; font-size: 0.7rem; }
}
@media (max-width: 380px) {
    .left-panel { padding: 15px 20px; }
    .right-panel { padding: 20px 20px; }
    .system-title { font-size: 1.3rem; }
    .feature-icon { width: 28px; height: 28px; font-size: 0.7rem; }
    .feature-text h4 { font-size: 0.7rem; }
    .logo img { width: 60px; }
    .login-title { font-size: 1.2rem; }
    .form-control { padding: 10px 12px; font-size: 0.8rem; }
    .submit-btn { padding: 10px 16px; font-size: 0.85rem; min-height: 44px; }
}
@media (pointer: coarse) {
    button, .submit-btn, .password-toggle, .checkbox-container, .forgot-link, .logo { cursor: pointer; }
    .password-toggle { min-width: 44px; min-height: 44px; }
    .checkbox-container, .forgot-link { min-height: 44px; }
}