/* ===== LOGIN PAGE — Light Theme ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #f0f2f5;
    color: #1a1a2e;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    -webkit-font-smoothing: antialiased;
}

.login-wrapper {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 40px 36px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.04);
    border: 1px solid #e2e5ea;
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-icon {
    width: 64px;
    height: 64px;
    background: #2563eb;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 28px;
}

.login-header h1 {
    font-size: 22px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 6px;
}

.login-header p {
    font-size: 14px;
    color: #64748b;
    font-weight: 400;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 6px;
    letter-spacing: 0.2px;
}

.form-group input {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid #d1d5db;
    border-radius: 10px;
    font-size: 15px;
    font-family: inherit;
    color: #1a1a2e;
    background: #f8f9fb;
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.form-group input::placeholder {
    color: #9ca3af;
}

.form-group input:focus {
    outline: none;
    border-color: #2563eb;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.btn-login {
    width: 100%;
    padding: 13px;
    background: #2563eb;
    color: #ffffff;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    margin-top: 4px;
}

.btn-login:hover {
    background: #1d4ed8;
}

.btn-login:active {
    transform: scale(0.98);
}

.btn-login:disabled {
    background: #93c5fd;
    cursor: not-allowed;
    transform: none;
}

.error-msg {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 16px;
    display: none;
    text-align: center;
}

.error-msg.visible {
    display: block;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 12px;
    color: #94a3b8;
}